Stainless Steel 15-5 PH Bars and Rods are well-known for their impressive strength, outstanding toughness, and remarkable resistance to corrosion, making them perfect for tough engineering tasks. As a martensitic precipitation-hardening stainless steel, 15-5 PH boasts exceptional mechanical properties whether it’s in its annealed or heat-treated state. These bars and rods are designed for excellent machinability, uniformity, and dimensional stability, which is essential for precision manufacturing across a variety of industries. Their ability to hold up under high temperatures and resist stress corrosion cracking makes them a top choice in aerospace, marine, petrochemical, and high-performance industrial settings.
The composition of Stainless Steel 15-5 PH Bars and Rods includes chromium, nickel, and copper, which facilitate precipitation hardening through controlled heat treatment. This alloy achieves a tensile strength ranging from about 930 to 1310 MPa and a yield strength between 860 and 1170 MPa, depending on the heat-treated condition (H900–H1150). It offers excellent toughness, decent ductility, and reliable corrosion resistance—better than many standard stainless steels. Additionally, it provides high hardness, exceptional fatigue resistance, and stability under mechanical and thermal stresses, making it ideal for both precision and heavy-duty components.
Dimension : EN, DIN, JIS, ASTM, BS, ASME, AISI
Grade : 15-5PH (UNS No. S15500) Round Bars 1.4545
Finish : Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish
Form : Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc.
Surface : Hot Rolled Pickled or Sand Blasting Finished, Cold Drawn, Bright, Polished, Hairline
Application : Chemical process, Food processing, Petrochemical, Pollution control, Pulp and Paper, Refining
Condition : Cold Drawnd Pulished Cold Drawn Centreless Ground & Polished.
Our 15-5PH Round Bars conforms to NACE MR0175/ISO 15156
| Grade | C | P | Si | Ni | Al | Fe | Mn | S | Cr | Cb+Ta |
| SS 15-5PH | 0.07 | 0.04 | 1.0 | 3.5 – 5.5 | – | Bal | 1.0 | 0.03 | 14.0 – 15.5 | 0.15 – 0.45 |
| Material | Condition | Ultimate Tensile Strength (ksi) | 0.2 % Yield Strength (ksi) | Elongation % in 2D | % Reduction of Area | Rockwell C Hardness |
| Alloy 15-5 PH Bar AMS 5659 | Cond A | – | – | – | – | 363 HB max |
| Alloy 15-5 PH Bar AMS 5659 | H900 | 190 | 170 | 10 | 35 | 388-444 |
| Alloy 15-5 PH Bar AMS 5659 | H925 | 170 | 155 | 10 | 38 | 375-429 |
| Alloy 15-5 PH Bar AMS 5659 | H1025 | 155 | 145 | 12 | 45 | 331-401 |
| Alloy 15-5 PH Bar AMS 5659 | H1075 | 145 | 125 | 13 | 45 | 311-375 |
| Alloy 15-5 PH Bar AMS 5659 | H1100 | 140 | 115 | 14 | 45 | 302-363 |
| Alloy 15-5 PH Bar AMS 5659 | H1150 | 135 | 105 | 16 | 50 | 277-352 |
| STANDARD | WERKSTOFF NR. | UNS |
| SS 15-5PH | 1.4545 | S15500 |
Stainless Steel 15-5 PH Bars and Rods offer excellent strength, corrosion resistance, and hardness. They are designed to perform well in high-stress environments and maintain dimensional stability, making them ideal for aerospace, automotive, and chemical processing applications.
Industries such as aerospace, automotive, chemical processing, and power generation commonly use Stainless Steel 15-5 PH Bars and Rods. They are used in applications such as turbine blades, gears, valves, pressure vessels, and nuclear reactors where high strength and resistance to corrosion are crucial.
Yes, at Hemi Metals, we offer customization options for Stainless Steel 15-5 PH Bars and Rods. We tailor the dimensions and specifications to meet your unique requirements, ensuring optimal performance for your specific application.
You’ll find Stainless Steel 15-5 PH Bars and Rods commonly used in aerospace components like gears, shafts, structural parts, fittings, and fasteners due to their remarkable mechanical performance. They’re also utilized in petrochemical equipment, marine hardware, hydraulic systems, high-pressure valves, and pump shafts where reliability and corrosion resistance are crucial. In industrial settings, they are perfect for precision machined parts, chemical processing components, and instrumentation equipment. With their consistent strength, toughness, and ability to withstand harsh conditions, 15-5 PH bars and rods are an excellent choice for advanced engineering and critical service environments.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Hemi Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Hamilton New Zealand
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